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Finding the Fourth Proportional to 164,279.69, 246,412.69 and 89,871.26

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Solution

The fourth proportional to 164,279.69, 246,412.69 and 89,871.26 is: 134,803.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,279.69 : 246,412.69 = 89,871.26 : x
  2. Step 2: Convert to fraction form
    164,279.69/246,412.69 = 89,871.26/x
  3. Step 3: Cross multiply
    164,279.69x = 246,412.69 × 89,871.26
  4. Step 4: Simplify right side
    164,279.69x = 22,145,418,930.29
  5. Step 5: Solve for x
    x = 22,145,418,930.29/164,279.69
  6. Step 6: Final answer
    x = 134,803.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.